rust: firmware: fix invalid rustdoc link

remove an extra quote from the doc comment so that rustdoc
no longer genertes a link to a nonexistent file.

Signed-off-by: Andrew Ballance <[e-mail]>
Reviewed-by: Danilo Krummrich <[e-mail]>
Acked-by: Miguel Ojeda <[e-mail]>
Fixes: de6582833db0 ("rust: add firmware abstractions")
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

rust/kernel/firmware.rs

···
 
 //! Firmware abstraction
 //!
-//! C header: [`include/linux/firmware.h`](srctree/include/linux/firmware.h")
+//! C header: [`include/linux/firmware.h`](srctree/include/linux/firmware.h)
 
 use crate::{bindings, device::Device, error::Error, error::Result, str::CStr};
 use core::ptr::NonNull;